2025 Oct 14 ~02:50 UT: P5M03 Ganymede occults HIP 37442 (7.5 mag)
Satellite of Jupiter! Target of ESA’s mission Juice! Bright star! Verf faint mag drop of only 0.1 mag! Large European campaign. Recorded Zoom meeting with many hints for a successful…
2025 Oct 07 ~02:32 UT: P5M08 Pasiphae occults UCAC4 565-039361 (13.4 mag)
Satellite of Jupiter! Faint star! Josselin Desmars (LTE) wrote on Planoccult on Oct 04: Observations are required around 5 min before and after the midtime. You can use the interactive…
Flyby target of a spacecraft
Near Earth Asteroids - Call for Observations by the ACROSS Team
Past Event
Special Event
2025 Sep 24 ~01:52 UT: (3200) Phaethon occults UCAC4 662-020882 (12.5 mag)
Apollo asteroid! Short max. duration of only 0.45 s. Target of the Destiny+ mission by JAXA and DLR! Last update: 2025 Sep 21, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1727-3200-57741-650668-U020882
Flyby target of a spacecraft
Near Earth Asteroids - Call for Observations by the ACROSS Team
Past Event
Special Event
2025 Sep 16 ~03:08 UT: (3200) Phaethon occults UCAC4 659-020826 (12.8 mag)
Apollo asteroid! Faint star! Short max. duration of only 0.58 s. Target of the Destiny+ mission by JAXA and DLR! Last update: 2025 Sep 12, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1719-3200-59422-650620-U020826
2025 Jul 04 ~01:32 UT: (2470) Agematsu occults TYC 0023-00548-1 (10.6 mag)
Possible satellite! On 2024 August 7, a possible satellite was discovered by J. Juan, ES. The upcoming occultation could confirm a discovery. Please observe! (Shadow profile from Occult database, provided…
2025 May 27 ~01:15 UT: 13P/Olbers occults UCAC4 316-190178 (13.3 mag)
Occultation by a comet! Updated path prediction: Path shift to the northwest! Very large error limits. All stations should observe! Last update: 2025 May 19, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1607-13P-260797-646310-U190178
2025 May 08 ~21:44 UT: P4M02 Deimos, satellite of Mars, occults TYC 1396-00676-1 (9.2 mag)
Short max. duration of only 0.54 s! Nikolai Wünsche (IOTA/ES) gives on his call for observation on astronomie.de some observing advices: – Timimg: It should be possible to measure the…
2025 Apr 16 ~19:32 UT: (90) Antiope occults UCAC4 568-040660 (14.9 mag)
Binary asteroid! Very faint star! Faint mag drop of only 0.8 mag! Expected orientation of the two components on the Earth plane at 19:32UT: Expect blinks or double occultations! Last…
2025 Mar 29: Partial Solar Eclipse – Measure the Solar Diameter during Solar Maximum
On behalf of Prof. Costantino Sigismondi, International Center for Relativistic Astrophysics (ICRA), Italy, we present this very special call for observations: Introduction: Measuring the solar diameter during total eclipses is…
Past Event
Special Event
Trans-Neptunian Objects, Cubewanos and Centaurs - Predicted by the ERC Lucky Star project
2025 Feb 22 ~19:36 UT: (44594) 1999 OX3 occults UCAC4 541-005356 (15.7 mag)
Centaur! Trans-Neptunian Object! Observation campaign by the ERC Lucky Star project! Very faint star! Very extended error limits – all stations should observe! Last update: 2025 Feb 20, Occult Watcher…